{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn04098_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Marquette, Michigan | 1917 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"43"},{"label":"placed","value":"24"},{"label":"unplaced","value":"19"},{"label":"fit sources","value":"georef 18, georef-snap 6"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"8 sheet(s) cut into 26 panels"},{"label":"unplaced pages","value":"p1 (tier 3, 46.53397,-87.39841 +/-584m); p17__1 (tier 1, 46.53144,-87.39871 +/-104m); p21__2 (tier 1, 46.55330,-87.38637 +/-106m); p21__3 (tier 1, 46.55458,-87.38494 +/-146m); p21__4 (tier 1, 46.53118,-87.39588 +/-121m); p22__1 (tier 1, 46.55601,-87.39784 +/-181m); p22__3 (tier 1, 46.54605,-87.37946 +/-122m); p22__4 (tier 1, 46.54808,-87.38066 +/-101m); p22__5 (tier 1, 46.54780,-87.38018 +/-127m); p23__1 (tier 1, 46.56438,-87.39612 +/-100m); p23__2 (tier 3, 46.56472,-87.39308 +/-584m); p24__1 (tier 1, 46.57147,-87.39569 +/-101m); p24__3 (tier 1, 46.57131,-87.39662 +/-100m); p24__4 (tier 1, 46.57102,-87.39616 +/-100m); p24__5 (tier 1, 46.54433,-87.40700 +/-100m); p25__1 (tier 4, 46.54699,-87.39651 +/-2665m); p25__2 (tier 4, 46.54699,-87.39651 +/-2665m); p6__3 (tier 1, 46.54420,-87.40706 +/-100m); p6__4 (tier 1, 46.54020,-87.40716 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p10","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"10"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0010","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 -0.0,1679.0 134.0,1682.0 136.0,202.7 1063.7,0.0 1628.0,0.0 1628.0,1927.0 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[134.0,1682.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3931014,46.5424468]}},{"type":"Feature","properties":{"resourceCoords":[136.0,203.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3922557,46.5451706]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p11","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0011","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"136.5,1816.0 124.2,111.4 1480.9,101.2 1483.6,1805.0 136.5,1816.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1484.0,975.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3975548,46.5439044]}},{"type":"Feature","properties":{"resourceCoords":[136.0,1816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.396121,46.5411149]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0012","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1927.0 0.0,1312.5 367.1,1318.3 368.4,36.6 1315.2,57.4 1290.3,866.8 1039.5,862.2 1022.8,1927.0 0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0012/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39640631508436,46.540454871547574]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39557183824623,46.54342928834985]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39048912546977,46.54274510079174]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.3913236023079,46.53977068398947]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0013","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1614.7,56.7 1605.9,1515.3 1520.8,1514.8 1519.5,1927.0 -0.0,1927.0 -0.0,52.8 1614.7,56.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.40457879572142,46.543353055080445]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.40029570783156,46.54271588468867]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.40138450445228,46.539204160193755]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.40566759234214,46.53984133058553]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0014","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"592.5,1805.1 591.5,1927.0 0.0,1927.0 0.0,-0.0 582.0,0.0 581.8,85.3 1582.5,86.1 1592.0,1806.3 592.5,1805.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.40176658457928,46.538940565712295]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.40083485020492,46.54189636222868]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39578410107553,46.54113241126747]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.3967158354499,46.53817661475109]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p15","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0015","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1610.5 261.2,1613.0 265.2,1026.8 145.2,1024.8 153.2,34.2 1417.1,18.5 1417.2,383.0 1628.0,380.2 1628.0,1927.0 -0.0,1927.0 -0.0,1610.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[524.0,1030.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3956885,46.5391462]}},{"type":"Feature","properties":{"resourceCoords":[152.0,542.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3964082,46.5401837]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p16","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0016","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 -0.0,-0.0 1628.0,-0.0 1628.0,1311.6 1574.8,1298.2 1546.7,1769.5 1628.0,1773.8 1628.0,1927.0 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[785.0,1086.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3982751,46.5339698]}},{"type":"Feature","properties":{"resourceCoords":[799.0,630.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3970098,46.5339727]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0017__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p17 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3553.6"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0017__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0017","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1371.8,0.0 1271.8,0.0 133.1,-0.0 155.6,434.4 102.7,424.0 99.0,880.0 1628.0,888.4 1628.0,-0.0 1371.8,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0017__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[521.0,506.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3990424,46.5316415]}},{"type":"Feature","properties":{"resourceCoords":[996.0,104.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3979313,46.530706]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p18","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0018","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 0.0,0.0 1628.0,0.0 1628.0,1927.0 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[768.0,619.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3976638,46.5603781]}},{"type":"Feature","properties":{"resourceCoords":[232.0,1279.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.399146,46.5591632]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0019__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p19 [1]","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"29"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0019__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0019","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"302.6,1927.0 302.2,1869.6 1585.2,1872.2 1580.3,401.1 1584.3,285.6 1628.0,285.8 1628.0,0.0 199.1,0.0 213.5,679.2 0.0,679.7 -0.0,1927.0 302.6,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0019__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1119.0,1045.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3947687,46.5522251]}},{"type":"Feature","properties":{"resourceCoords":[1119.0,1869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3947213,46.5491957]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0019__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p19 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"854.0"},{"label":"split_canvas_h","value":"2718.8"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0019__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0019","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"210.1,518.0 199.1,0.0 129.1,0.0 128.8,520.8 210.1,518.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0019__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[128.7,647.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3969367,46.5497451]}},{"type":"Feature","properties":{"resourceCoords":[128.7,135.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.396862,46.5515731]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1562.9,1927.0 -0.0,1596.2 -0.0,0.7 1607.8,12.3 1562.9,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.3990880881465,46.54916255216575]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39466712072462,46.549219599794476]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39456962672905,46.54559523694167]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39899059415093,46.54553818931294]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p20","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"27"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0020","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"60.5,1860.6 57.6,0.0 1628.0,0.0 1628.0,256.5 1608.7,401.3 1628.0,479.1 1628.0,1844.8 60.5,1860.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[623.0,759.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3892645,46.5522518]}},{"type":"Feature","properties":{"resourceCoords":[623.0,1581.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3892331,46.549221]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0021__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p21 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3479.6"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0021__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0021","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,0.0 0.0,-0.0 0.0,868.5 845.6,869.9 841.3,270.5 1206.9,278.8 1628.0,287.2 1628.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0021__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.41498272685976,46.546263311190195]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.41053398437711,46.54622956391593]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,869.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.41056016190174,46.544591702714065]}},{"type":"Feature","properties":{"resourceCoords":[0.0,869.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.4150089043844,46.54462544998833]}},{"type":"Feature","properties":{"resourceCoords":[990.0,219.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.412284,46.5458305]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0022__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p22 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"4152.0"},{"label":"split_canvas_y","value":"1533.2"},{"label":"split_canvas_w","value":"2360.0"},{"label":"split_canvas_h","value":"1088.4"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0022__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0022","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,384.8 1038.0,383.3 1040.1,654.5 1628.0,655.4 1628.0,384.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0022__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1074.0,430.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.397587,46.568834]}},{"type":"Feature","properties":{"resourceCoords":[1552.0,430.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.396109,46.5688359]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0024__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p24 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3452.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3059.6"},{"label":"split_canvas_h","value":"1744.4"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0024__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0024","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,0.0 1200.8,0.0 863.1,0.0 864.2,436.1 1628.0,429.8 1628.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0024__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[863.1,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39721629777188,46.57135239014107]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39512616725705,46.57132191810112]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,436.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39515137602422,46.57050123888302]}},{"type":"Feature","properties":{"resourceCoords":[863.1,436.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39724150653905,46.57053171092297]}},{"type":"Feature","properties":{"resourceCoords":[1262.0,51.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3961291,46.5712405]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p3","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"19"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"15.6,1565.2 48.5,87.8 963.7,94.9 962.2,159.7 1596.3,154.9 1586.0,1780.0 937.0,1774.7 15.6,1565.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[962.0,693.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.392222,46.5471833]}},{"type":"Feature","properties":{"resourceCoords":[1586.0,1780.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3905001,46.5451747]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"896.2,1781.5 336.1,1658.7 22.9,1659.8 27.6,39.2 1615.9,26.4 1612.2,1659.8 1546.7,1659.7 1546.3,1927.0 863.9,1927.0 896.2,1781.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39059836714281,46.54827064503893]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.38621348733676,46.548295603014736]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.38617083504462,46.54470076516401]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39055571485068,46.544675807188206]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p5","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"65.0,1641.4 66.4,0.0 1628.0,0.0 1628.0,1927.0 -0.0,1927.0 -0.0,1641.4 65.0,1641.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1170.0,1102.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3832293,46.54622]}},{"type":"Feature","properties":{"resourceCoords":[66.0,28.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3862462,46.5482113]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p6 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2195.6"},{"label":"split_canvas_h","value":"3917.6"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"70.0,42.0 70.0,948.4 548.9,946.8 547.9,46.5 70.0,42.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[70.0,948.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3947213,46.5491957]}},{"type":"Feature","properties":{"resourceCoords":[70.0,42.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3922288,46.5492024]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0006__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p6 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0006__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,0.0 547.8,0.0 548.9,979.4 0.0,971.1 0.0,1927.0 580.6,1927.0 583.7,1313.6 890.5,1313.2 1628.0,1312.2 1628.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[570.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.4092796,46.5456372]}},{"type":"Feature","properties":{"resourceCoords":[1582.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.4086739,46.5476062]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p7","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 315.2,0.0 316.1,300.4 1628.0,296.3 1628.0,1868.1 25.2,1869.5 31.2,264.2 0.0,264.2 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[917.0,306.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.4039942,46.544853]}},{"type":"Feature","properties":{"resourceCoords":[1456.0,1870.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3995478,46.5452224]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0008","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"264.4,1820.9 274.9,93.4 986.7,100.1 986.8,0.0 1628.0,0.0 1628.0,130.1 1351.5,194.1 1382.6,1816.0 264.4,1820.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.40026334625574,46.54378952819536]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39936113292336,46.54673499241982]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.3943275876115,46.54599531282455]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.39522980094388,46.54304984860009]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marquette, Michigan | 1917 | sanborn04098_007 p9","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-23T03:22:36Z","modified":"2026-09-23T03:22:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0009","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"371.8,1683.6 363.6,221.1 1294.4,220.3 1298.0,1695.0 371.8,1683.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114mm:g040981917:04098_1917-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1298.0,1695.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3931014,46.5424468]}},{"type":"Feature","properties":{"resourceCoords":[1298.0,759.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.3925585,46.5441747]}}]}}]}